299464820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{365201}}^1$

素因数の和:365251

約数の個数: 24

約数和(自身を含む): 644216328

約数和(自身を除く): 344751508

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 365201, 730402, 1460804, 1826005, 3652010, 7304020, 14973241, 29946482, 59892964, 74866205, 149732410, 299464820]

約数ペア:

[(1, 299464820), (2, 149732410), (4, 74866205), (5, 59892964), (10, 29946482), (20, 14973241), (41, 7304020), (82, 3652010), (164, 1826005), (205, 1460804), (410, 730402), (820, 365201)]